package com.itheima.reggie.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.itheima.reggie.common.R;
import com.itheima.reggie.entity.User;
import com.itheima.reggie.service.UserService;
import com.itheima.reggie.utils.SMSUtils;
import com.itheima.reggie.utils.ValidateCodeUtils;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import java.util.Map;
import java.util.Random;
import java.util.concurrent.TimeUnit;

@Slf4j
@RestController
@RequestMapping("/user")
public class UserController {
    @Autowired
    private UserService userService;

    @Autowired
    private RedisTemplate redisTemplate;

    @PostMapping("/sendMsg")
    public R<String> sendMsg(@RequestBody User user, HttpSession session){
        /*//获取手机号
        String phone = user.getPhone();

        if(StringUtils.isNotEmpty(phone)){
            //生成随机的6位验证码
            String code = ValidateCodeUtils.generateValidateCode(6).toString();
            log.info("code={}",code);


            //调用阿里云提供的短信服务API完成发送短信
           // SMSUtils.sendMessage("瑞吉外卖","",phone,code);

            //需要将生成的验证码保存到Session*/
        String phone = user.getPhone();
        if (StringUtils.isNotEmpty(phone)){
            String code = ValidateCodeUtils.generateValidateCode(6).toString();
            log.info("code={}",code);

            //session.setAttribute(phone,code);
            redisTemplate.opsForValue().set(phone,code,3, TimeUnit.MINUTES);
            return R.success("手机验证码短信发送成功");
        }
       return R.error("短信发送失败");
    }

    @PostMapping("/login")
    public R<User> login(@RequestBody Map map, HttpSession session){

         log.info(map.toString());
         String phone = map.get("phone").toString();
         String code = map.get("code").toString();
        // Object sessionAttribute = session.getAttribute(phone);
         Object sessionAttribute = redisTemplate.opsForValue().get(phone);

         System.out.println(sessionAttribute);
         if (sessionAttribute != null && sessionAttribute.equals(code)){
             LambdaQueryWrapper<User> queryWrapper = new LambdaQueryWrapper<>();
             queryWrapper.eq(User::getPhone,phone);

             User user = userService.getOne(queryWrapper);
             if(user == null){
                 user = new User();
                 user.setPhone(phone);
                 user.setStatus(1);
                 userService.save(user);
             }

             session.setAttribute("user",user.getId());
             redisTemplate.delete(phone);
            return R.success(user);
        }
        return R.error("登录失败");
    }

    @PostMapping("/loginout")
    public R<String> userOut(HttpServletRequest request){
        request.getSession().removeAttribute("user");
        return R.success("退出成功");
    }
}
